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[media] siano: add support for ISDB-T full-seg

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Fix the DVBv5 API handling for ISDB-T and add support
for 13 segments.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2013-03-07 16:34:06 -03:00
parent 76e41a655a
commit a51fea4fdb
1 changed files with 17 additions and 29 deletions
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46
drivers/media/common/siano/smsdvb.c
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@ -652,6 +652,9 @@ static int smsdvb_isdbt_set_frontend(struct dvb_frontend *fe)
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
struct smsdvb_client_t *client =
container_of(fe, struct smsdvb_client_t, frontend);
int board_id = smscore_get_board_id(client->coredev);
struct sms_board *board = sms_get_board(board_id);
enum sms_device_type_st type = board->type;
struct {
struct SmsMsgHdr_ST Msg;
@ -669,40 +672,25 @@ static int smsdvb_isdbt_set_frontend(struct dvb_frontend *fe)
if (c->isdbt_sb_segment_idx == -1)
c->isdbt_sb_segment_idx = 0;
switch (c->isdbt_sb_segment_count) {
case 3:
Msg.Data[1] = BW_ISDBT_3SEG;
break;
case 1:
Msg.Data[1] = BW_ISDBT_1SEG;
break;
case 0: /* AUTO */
switch (c->bandwidth_hz / 1000000) {
case 8:
case 7:
c->isdbt_sb_segment_count = 3;
Msg.Data[1] = BW_ISDBT_3SEG;
break;
case 6:
c->isdbt_sb_segment_count = 1;
Msg.Data[1] = BW_ISDBT_1SEG;
break;
default: /* Assumes 6 MHZ bw */
c->isdbt_sb_segment_count = 1;
c->bandwidth_hz = 6000;
Msg.Data[1] = BW_ISDBT_1SEG;
break;
}
break;
default:
sms_info("Segment count %d not supported", c->isdbt_sb_segment_count);
return -EINVAL;
}
if (!c->isdbt_layer_enabled)
c->isdbt_layer_enabled = 7;
Msg.Data[0] = c->frequency;
Msg.Data[1] = BW_ISDBT_1SEG;
Msg.Data[2] = 12000000;
Msg.Data[3] = c->isdbt_sb_segment_idx;
if (c->isdbt_partial_reception) {
if ((type == SMS_PELE || type == SMS_RIO) &&
c->isdbt_sb_segment_count > 3)
Msg.Data[1] = BW_ISDBT_13SEG;
else if (c->isdbt_sb_segment_count > 1)
Msg.Data[1] = BW_ISDBT_3SEG;
} else if (type == SMS_PELE || type == SMS_RIO)
Msg.Data[1] = BW_ISDBT_13SEG;
c->bandwidth_hz = 6000000;
sms_info("%s: freq %d segwidth %d segindex %d\n", __func__,
c->frequency, c->isdbt_sb_segment_count,
c->isdbt_sb_segment_idx);